9976928 has 48 divisors (see below), whose sum is σ = 21908880. Its totient is φ = 4440576.

The previous prime is 9976927. The next prime is 9976933. The reversal of 9976928 is 8296799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9976921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11651 + ... + 12477.

It is an arithmetic number, because the mean of its divisors is an integer number (456435).

Almost surely, 2^9976928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9976928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10954440).

9976928 is an abundant number, since it is smaller than the sum of its proper divisors (11931952).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9976928 is a wasteful number, since it uses less digits than its factorization.

9976928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 879 (or 871 counting only the distinct ones).

The product of its digits is 489888, while the sum is 50.

The square root of 9976928 is about 3158.6275500603. The cubic root of 9976928 is about 215.2776510221.

The spelling of 9976928 in words is "nine million, nine hundred seventy-six thousand, nine hundred twenty-eight".